Vertebrata Cuvier, 1812 - vertebrates
   Gnathostomata
     Class Chondrichthyes Huxley, 1880 - cartilaginous fishes
       Subclass Elasmobranchii Bonaparte, 1838 - shark-like fishes
         Superorder Euselachii Hay, 1902 see Infraclass Euselachii Hay, 1902
           Order Batoidea see Superorder Batoidea
             Suborder Myliobatoidea see Order Myliobatiformes Compagno, 1973
               1 Family Urolophidae Müller & Henle, 1841 - round stingrays
               2 Family Dasyatidae Jordan, 1888 - stingrays
               3 Family Potamotrygonidae Garman, 1877 - river stingrays
               4 Family Gymnuridae Fowler, 1934 - butterfly rays
               5 Family Mobulidae Gill, 1893 see Subfamily Mobulinae (Gill, 1893)
               6 Family Rhinopteridae Jordan & Evermann, 1896 see Subfamily Rhinopterinae (Jordan & Evermann, 1896)
               7 Family Myliobatidae Bonaparte, 1835